Hyperlite 2207.5 E-Series Racing Motor Combo - 2122KV (4 Pcs.)Say hello to Pyrodrone exclusive E SERIES Hyperlite motors. E for EVERYONE! Most were anticipating E stands for ECO, but not with these motors. The only eco with these motors is the price. Made from the highest materials just like our flagship Hyperlite TEAM EDITION line with the ONLY difference being Stainless steel hollow shaft instead of Titanium alloy hollow shaft. This will not effect the durabilty of the motor at all, the only downside will be a